Zte Corporation

Franklin Wh Energy Storage Inc.

Dongguan Jinconn New Material Co., Ltd.

Tencent Technology (shenzhen) Company Limited

Guangdong Brunp Recycling Technology Co., Ltd

Hunan Brunp Recycling Technology Co. Ltd.

Sunshine Lake Pharma Co., Ltd.

Hunan Brunp Ev Recycling Co., Ltd.

Hunan Brunp Ev Reycling Co., Ltd.

Song Chen

Gang Xiao

Liang Chen

Xiangyang Liu

Jing Liu

Wei Li

Changdong Li

Daqing Wang

Xin Jin

Hao Chen

Dingshan Ruan

Yan Yuan

Yuanbin Zhang

Xiaolong Luo

Xingyao Chen

Xuefeng Wang

Qiang Li

Ruokui Chen

Lianyan Cai

You Zhou

Ke Bi

Cheung (Gary) Lam

Douglas Amarhanow

Jie Lin

Yanxiang Wang

Peichao Ning

Gaoyun Hu

Xuelin Li

Yenan Bie

Jiamei Chen

Tongbu Lu

Yongbin Liao

Jinghui Cai

Qianghua Lai

Zhaolin Fu

Zhe He

Chaozhi Wang

Yonge Liu

Duo Chun She

Lijian Tao

Haibing Cai

Provided are automatic level control (ALC) circuit, signal source, method for controlling signal source output power, and storage medium. The ALC circuit includes: at least two stages of ALC loops, each ALC loop including an amplifier, a coupler, a power detector, and an attenuation control module connected sequentially. An output end of an adjustable attenuator is connected to an input node of first stage of ALC loop; an output node of each stage of ALC loop, other than last stage of ALC loop, is connected to a normally on end of a two-way single-on switch, a first gating end of the two-way single-on switch is connected to an input node of a next stage of ALC loop, and the output node of the last stage of ALC loop and a second gating end of each two-way single-on switch are connected to an output end of the ALC circuit.

Automatic level control circuit, signal source, method for controlling signal source output power, and storage medium

Provided is a generator access system for household energy storage. The generator access system for household energy storage includes an automatic transfer switch (ATS), an energy gateway, an energy storage system, and a load access switching module. The energy gateway is connected to the automatic transfer switch (ATS) and the automatic transfer switch (ATS) is further connected to a generator. The automatic transfer switch (ATS) is configured to control coupling of the energy gateway and the generator and decoupling of the generator from the energy gateway; the energy storage system is connected to the energy gateway and includes at least one energy storage module configured to store electrical energy. The load access switching module is connected to the energy gateway and configured to control a number of connected loads.

Generator access system for household energy storage

Disclosed are a clock synchronization circuit, a control method, a printed circuit board and a communication device. The clock synchronization circuit includes an external reference signal processing module, a phase detector, a voltage control conversion module, a clock generator, and a first frequency divider.

Clock synchronization circuit, control method, printed circuit board and communication device

A method for editing an electronic document includes: opening a second editing interface of an electronic document in a second client by using an insertion collaboration entry provided by a first client on a first computer device, the insertion collaboration entry being used for collaborating with the first client to perform a multimedia file insertion into the electronic document; obtaining a multimedia file; and inserting the multimedia file into a first insertion position in the second editing interface of the electronic document.

Method and apparatus for editing electronic document, device, and storage medium

A photovoltaic (PV) shutdown system for a PV power generation system includes a mid-circuit interrupter (MCI) controller and at least one MCI with two terminals. The two terminals of the at least one MCI are arranged for connection with the MCI controller, a maximum power point tracking (MPPT) system, and a PV string. The PV string includes PV modules connected in series. The MCI controller is arranged to turn on the at least one MCI by providing supply power and turn off the at least one MCI by terminating the supply power.

PV shutdown system with mid-circuit interrupter

The present application relates to a method for seamless switching between off-grid and grid-connected including: in a grid-connected state, when a host determines that utility power is abnormal, a grid-connected working mode is closed, a phase-locked source of the host is switched from the utility power to a self-oscillation state, the phase-locked source of the slave is switched to the self-oscillation state of the host, and phase-locking is performed, and an off-grid working mode is started after an input switch is turned off; in an off-grid state, when the host determines that the utility power is normal, the phase-locked source of the host is switched from the self-oscillation state to the utility power, and, the phase-locked source of the slave is switched to the utility power, and phase-locking is performed, and the grid-connected working mode is started after the input switch is turned on.

Method for seamless switching between off-grid and grid-connected and household energy storage system

A method for recovering lithium battery slurry, the method comprising: pretreating lithium battery slurry, and then subjecting the pretreated lithium battery slurry to centrifugal spray drying to separate a solid phase and a solvent. A device for the recovery of lithium battery slurry is a centrifugal spray drying system, and comprises a spray chamber (), a cyclone separator (), a condenser (), a condensate storage tank (), and a rectification tower (); the system improves upon original centrifugal spray drying devices, and is designed to combine the processes of centrifugal spray drying and NMP condensation recovery, such that NMP can be directly recovered after separation of positive electrode material and the NMP.

Method for recovering lithium battery slurry and device for recovery of same

The present invention relates to the field of waste battery recycling, and discloses a method for treating waste diaphragm paper of a lithium battery, which includes the following steps of: (1) shearing and crushing waste diaphragm paper, and then carrying out pneumatic separation to obtain a light material and a copper-aluminum mixture; (2) putting the light material into a flotation machine for separation to obtain diaphragm paper and battery powder; and (3) pulping the battery powder, and then carrying out leaching of hydrometallurgy, pickling the diaphragm paper, and then filtering and spin-drying to obtain the diaphragm paper. According to the method, the diaphragm paper is treated by a method combining physics and chemistry, so that valuable metals in the waste diaphragm paper of the lithium battery are effectively recycled, and the industrial production requirements of environmental friendliness, low energy consumption and high resource recycling are satisfied.

Method for treating waste diaphragm paper of lithium battery

Provided are a client signal transmission method, apparatus and system and a computer-readable storage medium. The method includes mapping a client signal into a predetermined container corresponding to the client signal; mapping the predetermined container into the corresponding number of first code blocks in a payload area of an optical transport network frame and inserting special idle code blocks during the mapping for rate compensation, where the first code blocks are obtained by dividing the payload area of the optical transport network frame; and sending the optical transport network frame carrying the predetermined container and configuration information of the predetermined container.

Client signal transmission method, device and system and computer-readable storage medium

The invention pertains to a graphene painting. The graphene painting comprises: a component A and a component B, the component A includes 40 to 50 parts by weight of epoxy resin, 6 to 10 parts by weight of acrylic resin, 15 to 20 parts by weight of zinc powder, 0.4 to 2 parts by weight of graphene, 2 to 5 parts by weight of dispersant, 0.5 to 4 parts by weight of coupling agent, 1 to 3 parts by weight of leveling agent, 6 to 10 parts by weight of filler, 9 to 14 parts by weight of synergist, 22 to 30 parts by weight of solvent; the component B includes 1 to 4 parts by weight of curing agent, 3 to 5 parts by weight of diluent. The graphene painting is coated on the surface of a magnet, which improves the corrosion resistance of the magnet and heat dissipation performance.

Graphene painting with anti-corrosion and heat dissipation properties

The present invention involves a graphene-containing rare earth permanent magnet material and preparation method thereof. The graphene-containing rare earth permanent magnet material, comprising: 20.6 to 23.4 weight percent of neodymium, 6.6 to 7.5 weight percent of praseodymium, 0.95 to 1.20 weight percent of boron, 0.4 to 0.6 weight percent of cobalt, 0.11 to 0.15 weight percent of copper, 2.0 to 2.4 weight percent of lanthanum, 1.7 to 2.1 weight percent of cerium, 1 to 5 weight percent of graphene, a remainder being iron. The graphene-containing rare earth permanent magnet material exhibits excellent temperature resistance, good conductivity and magnet properties even without any heavy rare earth elements like terbium or dysprosium, which dramatically reduces the cost, promotes the efficient utilization of rare earth resources and improves product quality. The preparation method within this invention is simple to realize, easy to control, cost-effective and has high production efficiency and stable product performances.

Graphene-containing rare earth permanent magnet material and preparation method thereof

The invention discloses a manufacturing method of magnet unit for wireless charging, including the steps: installing multiple magnetic elements onto a first carrier made of non-magnetic material; moving the first carrier into a magnetizing machine to magnetize all the magnetic elements so that each magnetic element becomes a magnet piece, an N-pole and an S-pole are formed on different portions of the same surface of the magnet piece; installing the magnet pieces onto a second carrier made of magnetically permeable material to form a magnet unit, the magnet pieces are defined in an annular array around the central axis of the second carrier installed on a wireless charging base, the magnet unit cooperates with a charging coil of the wireless charging base to charge a wireless headset. The invention simplifies the manufacturing process and ensures the consistency of magnet pieces in the same magnet unit, also improves the manufacturing efficiency.

Manufacturing method of magnet unit for wireless charging

Portable speaker

Crystalline pyridone compound, which is the white needle crystal containing no water and other crystallization solvents. Its unit cell belongs to monoclinic system and has space group of P2/n, wherein a=3.8512(2), b=20.2535(12), c=12.1628(6) &#x212b;, &#x3b2;=92.850(5)&#xb0; and crystal cell volume V=947.53(9) &#x212b;. Pyridone compound crystal of this form has the needed properties for preparing or making treatment compositions in large scale. It can be used for treating organs fibrosis of liver, kidney, lung and etc. and reducing skin scars.

Crystalline 1-(3-fluorophenyl)-5-methyl-2-(1H)pyridone, the preparation methods, compositions and applications thereof

Growing community of inventors

Guangdong, China

Song Chen